Cyathea

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Noun1.Cyathea - type genus of the Cyatheaceae: tree ferns of the tropical rain forest to temperate woodlandsCyathea - type genus of the Cyatheaceae: tree ferns of the tropical rain forest to temperate woodlands
fern genus - genera of ferns and fern allies
Cyatheaceae, family Cyatheaceae - tropical tree ferns
black tree fern, Cyathea medullaris, sago fern, silver tree fern - a showy tree fern of New Zealand and Australia having a crown of pinnated fronds with whitish undersides